WITS_UNIVERSITY

Location

lon / lat [deg]: 28.029 / -26.1924

Source network: AERONET

Geostationary surface albedo (GSA) data

“+000”

“+057/+063”

Landcover information (based on ESA CCI landcover data)

Landcover fractions @ 2km distance

Landcover fractions @ 20 km distance

Legend

Distance to open water bodies [km]:	4.96
Distance to urban areas [km]:	0.07

Radius: 1 km

Number of landcover classes:	1
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	100.0

Radius: 2 km

Number of landcover classes:	1
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	100.0

Radius: 5 km

Number of landcover classes:	1
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	100.0

Radius: 10 km

Number of landcover classes:	1
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	99.0

Radius: 20 km

Number of landcover classes:	3
Dominant landcover type:	190: urban areas
Fraction of dominant landcover type [%]:	90.0

Disturbances

Heterogeneity analysis

The heterogeneity analysis provides information about the spatial and temporal heterogeneity of the site.

Topography

Roman et al. (2009) index
St	4.50690803569
Rcv	0.341898277197
Rse	0.0
Rst	0.0294722362107
Rsv	0.294274309217

Height range @ 1km [m]	54
Height range @ 2km [m]	87
Height range @ 5km [m]	145
Height range @ 10km [m]	-999
Height range @ 20km [m]	-999

Variance slope @ 1 km	483
Variance slope @ 2 km	494
Variance slope @ 5 km	457
Variance slope @ 10 km	-999
Variance slope @ 20 km	-999

NDVI (max. NDVI composite)

Roman et al. (2009) index
St	4.46777021082
Rcv	-0.0689109815031
Rse	0.0
Rst	-0.0983249620125
Rsv	0.504239951268

NDVI range @ 1km [-]	0.17
NDVI range @ 2km [-]	0.3
NDVI range @ 5km [-]	0.35
NDVI range @ 10km [-]	0.3
NDVI range @ 20km [-]	0.3

Variance slope @ 1 km	0.000594027012645
Variance slope @ 2 km	0.000806172256626
Variance slope @ 5 km	0.000883931769791
Variance slope @ 10 km	0.000802374445966
Variance slope @ 20 km	0.000445900302357

NDVI (min. NDVI composite)I

Roman et al. (2009) index
St	4.58853329793
Rcv	-0.0355678545022
Rse	0.0
Rst	-0.142844604415
Rsv	0.475391230674

NDVI range @ 1km [-]	0.09
NDVI range @ 2km [-]	0.17
NDVI range @ 5km [-]	0.21
NDVI range @ 10km [-]	0.18
NDVI range @ 20km [-]	0.16

NDVI slope @ 1 km	0.00015994270896
NDVI slope @ 2 km	0.000224116980081
NDVI slope @ 5 km	0.000257720876566
NDVI slope @ 10 km	0.000227727443353
NDVI slope @ 20 km	0.000159058899332

Temporal stability analysis

+000 deg (BHR)

BHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	-0.0117931162546
Ordinary least square:	-0.00664098154875

Probabilities that GCOS criteria is met:

Weighted least square:	2.0 %
Ordinary least square:	3.3 %

DHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	-0.012154176288
Ordinary least square:	-0.00671228651702

Probabilities that GCOS criteria is met:

Weighted least square:	2.0 %
Ordinary least square:	3.1 %

+057/+063 deg (BHR)

BHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	-0.00564667278714
Ordinary least square:	-0.0024744502121

Probabilities that GCOS criteria is met:

Weighted least square:	3.1 %
Ordinary least square:	5.2 %

DHR statistics

Temporal stability [1/decade]:

		abs	rel
Weighted least square:	-0.00110871147934
Ordinary least square:	0.00282699044897

Probabilities that GCOS criteria is met:

Weighted least square:	11.0 %
Ordinary least square:	5.3 %

Temporal anomaly analyis

The variance of the temporal anomalies provides an additional measure about the stability of the signal AFTER removal of the mean seasonal cylce.